Crystal Structure of 1',5'-dimethylspiro[10,11-dihydro-5H-dibenzo[a,d]cycloheptene-5,8'- 4'-oxatricyclo[5.1.0.0^3,5^]octane]-2',6'-dione

Id2014360
Chemical name1',5'-dimethylspiro[10,11-dihydro-5H-dibenzo[a,d]cycloheptene-5,8'- 4'-oxatricyclo[5.1.0.0^3,5^]octane]-2',6'-dione
a (Å)12.5170(10)
b (Å)10.2060(10)
c (Å)14.704(2)
α (°)90
β (°)111.747(7)
γ (°)90
V (Å3)1744.7(3)
Space groupP 1 21/a 1
Rint0.0863
Publication: Acta Crystallographica Section C (2006) 62, 3 o136-o138